19747764

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{28871}}^1$

素因数の和:28900

約数の個数: 36

約数和(自身を含む): 52547040

約数和(自身を除く): 32799276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 28871, 57742, 86613, 115484, 173226, 259839, 346452, 519678, 548549, 1039356, 1097098, 1645647, 2194196, 3291294, 4936941, 6582588, 9873882, 19747764]

約数ペア:

[(1, 19747764), (2, 9873882), (3, 6582588), (4, 4936941), (6, 3291294), (9, 2194196), (12, 1645647), (18, 1097098), (19, 1039356), (36, 548549), (38, 519678), (57, 346452), (76, 259839), (114, 173226), (171, 115484), (228, 86613), (342, 57742), (684, 28871)]